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ResearchFormerly WizWand

Linear Correlation Analysis on LibriTTS-P (test)

0.752LCCSPAM (WavLM)
0.355760.458630.56150.66437Jan 9, 2026
Updated 8mo ago

Evaluation results

MethodLinks
SPAM (WavLM)TTS Model=ParlerTTS-mini2026.010.752
SPAM (WavLM)TTS Model=Ground truth audio2026.010.718
SPAM (WavLM)TTS Model=ParlerTTS-large2026.010.716
SPAM (CLAP)TTS Model=ParlerTTS-mini2026.010.712
SPAM (CLAP)TTS Model=Ground truth audio2026.010.667
SPAM (CLAP)TTS Model=ParlerTTS-large2026.010.61
SPAM (WavLM)TTS Model=PromptTTS2026.010.56
RA-CLAPTTS Model=Ground truth audio2026.010.545
RA-CLAPTTS Model=ParlerTTS-mini2026.010.536
RA-CLAPTTS Model=ParlerTTS-large2026.010.531
SPAM (WavLM)TTS Model=PromptStyle2026.010.519
SPAM (CLAP)TTS Model=PromptStyle2026.010.503
SPAM (CLAP)TTS Model=PromptTTS2026.010.495
SPAM (WavLM)TTS Model=VoxInstruct2026.010.454
RA-CLAPTTS Model=PromptStyle2026.010.417
SPAM (CLAP)TTS Model=VoxInstruct2026.010.403
RA-CLAPTTS Model=PromptTTS2026.010.375
RA-CLAPTTS Model=VoxInstruct2026.010.371